Baştuğ, G., S. Duman, F. Akçakoyun, and F. Karadeniz. “Football Referees; Stress, Self-Confidence, Decision making<p>Futbol Hakemlerinde; Stres, özgüven, Karar Verme”. Journal of Human Sciences, vol. 13, no. 3, Dec. 2016, pp. 5399-06, https://j-humansciences.com/ojs/index.php/IJHS/article/view/4213.